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GPU/HW: Track dirty area of VRAM shadow texture via drawing area

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This commit is contained in:
Connor McLaughlin
2019-11-05 19:19:49 +10:00
parent 65197d4350
commit afbec85f89
9 changed files with 95 additions and 117 deletions
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44
src/core/gpu_hw.cpp
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@ -41,15 +41,6 @@ void GPU_HW::UpdateSettings()
m_true_color = m_system->GetSettings().gpu_true_color;
}
void GPU_HW::UpdateDrawingOffset()
{
GPU::UpdateDrawingOffset();
m_batch_ubo_data.u_pos_offset[0] = m_drawing_offset.x;
m_batch_ubo_data.u_pos_offset[1] = m_drawing_offset.y;
m_batch_ubo_dirty = true;
}
void GPU_HW::LoadVertices(RenderCommand rc, u32 num_vertices, const u32* command_ptr)
{
const u32 texpage =
@ -231,28 +222,14 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
if (m_render_state.IsTexturePageChanged())
{
m_render_state.ClearTexturePageChangedFlag();
const u32 texture_page_left = m_render_state.texture_page_x;
const u32 texture_page_right = m_render_state.texture_page_y + TEXTURE_PAGE_WIDTH;
const u32 texture_page_top = m_render_state.texture_page_y;
const u32 texture_page_bottom = texture_page_top + TEXTURE_PAGE_HEIGHT;
const bool texture_page_overlaps =
(texture_page_left < m_drawing_area.right && texture_page_right > m_drawing_area.left &&
texture_page_top > m_drawing_area.bottom && texture_page_bottom < m_drawing_area.top);
const u32 texture_palette_left = m_render_state.texture_palette_x;
const u32 texture_palette_right = m_render_state.texture_palette_x + 256;
const bool texture_palette_overlaps =
m_render_state.IsUsingPalette() && texture_palette_left < m_drawing_area.right &&
texture_palette_right > m_drawing_area.left && m_render_state.texture_palette_y < m_drawing_area.bottom &&
m_render_state.texture_palette_y >= m_drawing_area.top;
// we only need to update the copy texture if the render area intersects with the texture page
if (texture_page_overlaps || texture_palette_overlaps)
if (m_vram_dirty_rect.Valid() && (m_render_state.GetTexturePageRectangle().Intersects(m_vram_dirty_rect) ||
m_render_state.GetTexturePaletteRectangle().Intersects(m_vram_dirty_rect)))
{
Log_WarningPrintf("Invalidating VRAM read cache due to drawing area overlap");
if (!IsFlushed())
FlushRender();
InvalidateVRAMReadCache();
Log_WarningPrintf("Invalidating VRAM read cache due to drawing area overlap");
m_vram_read_texture_dirty = true;
}
}
@ -267,7 +244,8 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
const bool buffer_overflow = GetBatchVertexSpace() < max_added_vertices;
if (buffer_overflow || rc_primitive == BatchPrimitive::LineStrip || m_batch.texture_mode != texture_mode ||
m_batch.transparency_mode != transparency_mode || m_batch.primitive != rc_primitive ||
dithering_enable != m_batch.dithering || m_render_state.IsTextureWindowChanged())
dithering_enable != m_batch.dithering || m_drawing_area_changed || m_drawing_offset_changed ||
m_render_state.IsTextureWindowChanged())
{
FlushRender();
}
@ -282,6 +260,14 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
m_batch_ubo_dirty = true;
}
if (m_drawing_offset_changed)
{
m_drawing_offset_changed = false;
m_batch_ubo_data.u_pos_offset[0] = m_drawing_offset.x;
m_batch_ubo_data.u_pos_offset[1] = m_drawing_offset.y;
m_batch_ubo_dirty = true;
}
// map buffer if it's not already done
if (!m_batch_current_vertex_ptr)
MapBatchVertexPointer(max_added_vertices);